document.write( "Question 119690: The revenue for a sandwich shop is directly proportional to its advertising budget. When the owner spends $ 2000 a month on advertising , the revenue was 120,000 .If the revenue is now 180,000 , how much is the owner spending on advertising? \n" ); document.write( "

Algebra.Com's Answer #87692 by josmiceli(19441) $\"\"$ $\"About$

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This is a proportion, or ratio
\n" ); document.write( " $\"2000%2F120000+=+x%2F180000\"$
\n" ); document.write( "multiply both sides by 10000
\n" ); document.write( " $\"2000%2F12+=+x%2F18\"$
\n" ); document.write( " $\"x+=+%283%2F2%29%2A2000\"$
\n" ); document.write( " $\"x+=+3000\"$
\n" ); document.write( "The owner is spendinf $3000 on advertising \n" ); document.write( "

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